Remanufactured Cummins ISX Valve Camshaft. Part number and casting number 4059333. All camshafts are remanufactured in U.S.A. (shipped from Texas) Free Freight one way ! Plus 1 year warranty. The reman camshafts meet Cummins guidlines for hardness (55rc), duration, lift and all other measurements. The cam is well packaged for safe and secure shipping and handling.